Missed connections: I saw you testing my website - GIANT ROBOTS SMASHING INTO OTHER GIANT ROBOTS

We recently decided our CI server needed an overhaul. I really enjoyed Integrity as a build server, but after trying out Hudson it’s hard to say I want to go back. Hudson has several huge advantages.

We didn’t want to leave front-end developers in the dark when their Javascript throws errors, so we’ve added a Hoptoad notifier for Javascript!

ShamRack mounts a Rack app locally, just for your tests. It goes one further: it “mounts” it using Net::HTTP such that requests to the Rack app never hit any network.

RSpec's let allows you to super into "outside" definitions, in parent contexts.

Example:

describe '#save' do
  subject { described_class.new(attributes) }
  let(:attributes) { title: 'Example', user: create(:user) }

  it 'saves' do
 ...

This guide shows how to create an AngularJS application that consumes more and more memory until, eventually, the browser process crashes on your users.

Although this guide has been written for Angular 1 originally, most of the advice is relevant...

Database connections are not thread-safe. That's why ActiveRecord uses a separate database connection for each thread.

For instance, the following code uses 3 database connections:

3.times do
  Thread.new do
    User.first # first databa...